Class Registration:

To register for an upcoming class, call the Arboretum’s Business Office at (808) 988-0456.

Important Information:

All classes offered by Lyon Arboretum are held on-site and may be offered at different times of the year. Instructors may vary or change and classes may be cancelled due to low enrollment. Registration and payment are required for enrollment.

Our Mission

To increase the appreciation of the unique flora of Hawai`i and the tropics, by conserving, curating, and studying plants and their habitats; providing inclusive educational opportunities; encouraging use by the broader community; and supporting the educational, scientific, and service activities of the University of Hawai`i.